[dpdk-dev] [PATCH v3 16/17] build: add option to version libs using DPDK version

Bruce Richardson bruce.richardson at intel.com
Wed Sep 13 16:12:21 CEST 2017


Normally, each library has it's own version number based on the ABI.
Add an option to have all libs just use the DPDK version number as the
.so version.

Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
---
 drivers/meson.build                     | 13 ++++++++++++-
 lib/librte_eal/bsdapp/eal/meson.build   | 12 +++++++++++-
 lib/librte_eal/linuxapp/eal/meson.build | 12 +++++++++++-
 lib/meson.build                         | 12 +++++++++++-
 meson_options.txt                       |  1 +
 5 files changed, 46 insertions(+), 4 deletions(-)

diff --git a/drivers/meson.build b/drivers/meson.build
index f19da16fb..3ea42b04b 100644
--- a/drivers/meson.build
+++ b/drivers/meson.build
@@ -92,6 +92,16 @@ foreach class:driver_classes
 						depends: [pmdinfogen, tmp_lib])
 			endforeach
 
+			if get_option('per_library_versions')
+				lib_version = '@0 at .1'.format(version)
+				so_version = '@0@'.format(version)
+			else
+				pver = meson.project_version().split('.')
+				lib_version = '@0 at .@1@'.format(pver.get(0),
+						pver.get(1))
+				so_version = lib_version
+			endif
+
 			# now build the driver itself, and add to the drivers list
 			lib_name = driver_name_fmt.format(name)
 			version_map = '@0@/@1@/@2 at _version.map'.format(
@@ -105,7 +115,8 @@ foreach class:driver_classes
 				c_args: cflags,
 				link_args: '-Wl,--version-script=' + version_map,
 				link_depends: version_map,
-				version: '@0 at .1'.format(version),
+				version: lib_version,
+				soversion: so_version,
 				install: true,
 				install_dir: driver_install_path)
 
diff --git a/lib/librte_eal/bsdapp/eal/meson.build b/lib/librte_eal/bsdapp/eal/meson.build
index 00973122a..f6c43fd44 100644
--- a/lib/librte_eal/bsdapp/eal/meson.build
+++ b/lib/librte_eal/bsdapp/eal/meson.build
@@ -46,11 +46,21 @@ sources = ['eal_alarm.c',
 
 eal_extra_link_arg = '-lexecinfo'
 
+if get_option('per_library_versions')
+	lib_version = '@0 at .1'.format(version)
+	so_version = '@0@'.format(version)
+else
+	pver = meson.project_version().split('.')
+	lib_version = '@0 at .@1@'.format(pver.get(0), pver.get(1))
+	so_version = lib_version
+endif
+
 version_map = join_paths(meson.current_source_dir(), 'rte_eal_version.map')
 eal_lib = library('rte_eal', sources, eal_common_sources, eal_common_arch_sources,
 			dependencies: dependency('threads'),
 			include_directories : eal_inc,
-			version: '@0 at .1'.format(version),
+			version: lib_version,
+			soversion: so_version,
 			c_args: '-D_GNU_SOURCE',
 			link_depends: version_map,
 			link_args: [eal_extra_link_arg,
diff --git a/lib/librte_eal/linuxapp/eal/meson.build b/lib/librte_eal/linuxapp/eal/meson.build
index e7daed499..bffbd7e66 100644
--- a/lib/librte_eal/linuxapp/eal/meson.build
+++ b/lib/librte_eal/linuxapp/eal/meson.build
@@ -51,11 +51,21 @@ sources = ['eal_alarm.c',
 
 eal_extra_link_arg = '-ldl'
 
+if get_option('per_library_versions')
+	lib_version = '@0 at .1'.format(version)
+	so_version = '@0@'.format(version)
+else
+	pver = meson.project_version().split('.')
+	lib_version = '@0 at .@1@'.format(pver.get(0), pver.get(1))
+	so_version = lib_version
+endif
+
 version_map = join_paths(meson.current_source_dir(), 'rte_eal_version.map')
 eal_lib = library('rte_eal', sources, eal_common_sources, eal_common_arch_sources,
 			dependencies: dependency('threads'),
 			include_directories : eal_inc,
-			version: '@0 at .1'.format(version),
+			version: lib_version,
+			soversion: so_version,
 			c_args: '-D_GNU_SOURCE',
 			link_depends: version_map,
 			link_args: [eal_extra_link_arg,
diff --git a/lib/meson.build b/lib/meson.build
index d814721de..5244fe4a5 100644
--- a/lib/meson.build
+++ b/lib/meson.build
@@ -76,6 +76,15 @@ foreach l:libraries
 			dep_objs += [get_variable('dep_rte_' + d)]
 		endforeach
 
+		if get_option('per_library_versions')
+			lib_version = '@0 at .1'.format(version)
+			so_version = '@0@'.format(version)
+		else
+			pver = meson.project_version().split('.')
+			lib_version = '@0 at .@1@'.format(pver.get(0), pver.get(1))
+			so_version = lib_version
+		endif
+
 		version_map = '@0@/@1@/rte_ at 2@_version.map'.format(
 				meson.current_source_dir(), dir_name, name)
 		libname = 'rte_' + name
@@ -87,7 +96,8 @@ foreach l:libraries
 				include_directories: include_directories(dir_name),
 				link_args: '-Wl,--version-script=' + version_map,
 				link_depends: version_map,
-				version: '@0 at .1'.format(version),
+				version: lib_version,
+				soversion: so_version,
 				install: true)
 		dep = declare_dependency(link_with: lib,
 				include_directories: include_directories(dir_name),
diff --git a/meson_options.txt b/meson_options.txt
index 9c45b8159..636226ce8 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -6,3 +6,4 @@ option('allow_invalid_socket_id', type: 'boolean', value: false,
 	description: 'allow out-of-range NUMA socket id\'s for platforms that don\'t report the value correctly')
 option('enable_kmods', type: 'boolean', value: true, description: 'build kernel modules')
 option('kernel_dir', type: 'string', value: '', description: 'path to the kernel for building kernel modules')
+option('per_library_versions', type: 'boolean', value: true, description: 'true: each lib gets its own version number, false: DPDK version used for each lib')
-- 
2.13.5



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